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How far away must the operator stand from the xray tube if not covered with lead? correct answers3 meters 90% of man made radiation to the population is related to? correct answersMedical Radiography and Dental For each peak xray voltage, what lead equivalent is required? 100kV or less (o-100) Between 101kV-149kV 150kV or greater (150+) correct answers0-100kV = 0.25mm of lead Greater than 100kV but less then 150kV = 0.35mm of lead 150kV or greater = 0.50mm of lead What protec...

Amphiarthrodial correct answersSlightly Moveable Synarthrodial correct answersImmovable Diarthrodial correct answersFreely Moveable Sthenic Body Habitus correct answersSthenic body styles are considered average in shape and internal organ location. 50% of the population. Hyposthenic correct answersSlender, 35% of the population Hypersthenic correct answersMassive body style, large broad frame. 5% Asthenic correct answersVery thin and slender. 10% Radiograph correct a...

WHICH OF THE FOLLOWING STATEMENTS ARE CORRECT REGARDING THE LINK BETWEEN RADIATION DOSE AND GENETIC EFFECTS ? 2. THE LINK HAS BEEN DEMONSTRATED IN ANIMAL STUDIES 3. INCREASED RISK TO HUMANS CANNOT BE PREDICTED WITH RESPECT TO AN INDIVIDUAL correct answers2.THE LINK HAS BEEN DEMONSTRATED IN ANIMAL STUDIES 3. INCREASED RISK TO HUMANS CANNOT BE PREDICTED WITH RESPECT TO AN INDIVIDUAL Which of the following changes in kilo voltage will result in the greatest reduction of patient dose when ...

supine position correct answerslying on back, facing upward prone position correct answerslying on abdomen, facing downward erect position correct answersan upright position to stand or sit erect recumbent position correct answerslying down in any position dorsal recumbent position correct answersthe back-lying or supine position ventral recumbent position correct answerslying face down ( prone) lateral recumbent position correct answersThe patient is lying on their right or le...

American Registry of Radiologic Technologists (ARRT) correct answersFormed in 1922 to establish standards and examinations necessary to certify radiologic technologists. American Society of Radiologic Technologists (ASRT) correct answersFound in Chicago in 1920; the world's oldest and largest radiologic science professional organization. Joint Review Committee on Education in Radiologic Technology (JRCERT) correct answersThe national organization that formally conducts the accreditation o...

Units for- Force Power Energy Current Electrical Charge Capacitance correct answersNewton Joule Watt ampere (amps) Volts Farads What is hysteresis loss? correct answers-(Lagging loss) in the core because energy is expanded as the continually changing Ac current magnetizes, demagnetizes, and remagnetizes the core material . Which type of generator has voltage that never drops to zero? correct answers-Multiphase Generator What emerges from the port window and what type of volt...

When comparing the male and female bony pelvis, it is noted that the... correct answersmale pelvis is deeper, female pubic arch is greater than 90°, and the female has a greater sciatic notch is wider The AP projection of the sacrum requires the central ray to be directed... correct answers15° cephalad to a point approximately 2 inches superior to the pubis. What positions would best demonstrate the left apophyseal articulations of the lumbar vertebrae? correct answersLPO (left posterior...

Which of the following changes in (KVP) will result in the greatest reduction of patient dose, when (MAS) is adjusted to compensate for the change? Increase kVp by 30% Which of the following (IR) system speeds will result in the lowest patient dose? Faster speed IR system Brainpower Read More 0:04 / 0:15 What is the primary purpose of using gonad shields during radiography? Reduce the likelihood of genetic effects Contact & shadow are two types of gonad shield TRU...

L-Spine correct answersObl- z-joints (Scotty dog) A- side away P- down RAO- L RPO- R LAO- R LPO- L C-Spine correct answersObl- IF (intervertebral foramina) Lat- Z-joints (zygapophyseal joints) A- down P- side away - closet to IR - farthest from IR RAO- R RPO- L LAO- L LPO- R T-Spine correct answersObl- Z-joints (zygapophyseal joints) Lat- IF (intervertebral foramina) A- down P- side away RAO- R RPO- L LAO- L LPO- R In AP (external rotation) what part of the humerus ...

Brachycephalic correct answersA skull that is short front to back and broad from side to side Amphiarthroses correct answersCartilaginous joints Hinge correct answersElbow movement Mandible correct answersHas a coronoid process Atlas correct answersHas no body Saddle correct answersThe carpometacarpal joint of the thumb movement Capitulum correct answersPart of the humerus that articulates with the radius Hamate correct answersLocated in the wrist on the medial side of the d...

Atom correct answersSmallest particle of an element Photons correct answersX-ray travel as a bundle of energy Amplitude correct answersHeight of a wave Frequency correct answersThe number of X-ray waves pass a given point per unit times Auto transformer correct answersTransformer operates on the principle of self- induction 1/1000 of a second correct answersHow short of an exposure is possible with electronic timer Automatic Exposure Control correct answersControl is only choic...

Gray (Gy) What is the SI unit of exposure that measures radiation in air ? Radiology Information System In digital imaging terminology, RIS is the acronym that stands for Brainpower Read More 0:04 / 0:15 repeat exposure The greatest cause of unnecessary radiation to patients can be controlled by the limited operator is:

Roentgen discovered x-rays while working with a _____ tube? correct answersCrookes An "electron cloud" surrounding the filament of the cathode is referred to as a correct answersSpace charge Free electrons of X-ray production come from the correct answersFilament The creation of the space charge in the X-ray tube produces: correct answersthermionic emission The majority of photons in the X-ray beam are created by which process? correct answersBremsstrahlung interactions More tha...

ROUTES OF ENTRY OF TOXIC CHEMICALS MAY INCLUDE correct answersINHALATION, SWALLOWING, OR ABSORPTION THROUGH SKIN OR MUCOUS MEMBRANES WRITTEN INSTRUCTIONS FOR HANDLING OF BIOHAZARDOUS MATERIALS, SAFE USE OF THE PRODUCT, AND CLEANUP AND DISPOSAL DIRECTIONS ARE CALLED correct answersMSDS MATERIAL SAFETY DATA SHEETS OLDER PATIENTS SHOULD BE SCHEDULED correct answersAS EARLY IN THE DAY AS POSSIBLE PATIENTS WHO HAVE BEEN NPO SHOULD BE SCHEDULED correct answersFIRST PATIENTS WITH DIABETES S...

Signal-To-Noise Ratio correct answersThe ability to convert an electric signal into a useful image Edge Enhancement correct answersA process in which images can be made sharper and have better contrast Source or Reservoir of Infection correct answersAny place where pathogens can thrive in sufficient numbers to pose a threat Susceptible Host correct answersPatient whose natural resistance to infection is diminished Pathogen correct answersMicroorganisms that cause disease What are ...

indicator number correct answershow much radiation was absorbed into the phosphors image stitching correct answersstitching together multiple images - useful for scoliosis studies of the spine, long bone studies or angiographic imaging of peripheral vasculature. - to view as a single image. image annotation correct answersallow the technologist to inset preset text or manual text on the image contrast resolution (digital) correct answersAbility to distinguish anatomic structures having ...

O/S the glass envelope& inside the rotor correct answersWhere is the stator of the anode induction motor located? Autotransformer & the timer circuit correct answersThe exposure switch is found between the Variable resistor correct answersThe electrical device used to adjust the mA selection is a/an Incoming line & the step-down transformer correct answersThe timer control is found b/w the Incoming line & the exposure switch correct answersThe kVp control is found b/w the Rotor sp...

Signal-To-Noise Ratio correct answersThe ability to convert an electric signal into a useful image Edge Enhancement correct answersA process in which images can be made sharper and have better contrast Source or Reservoir of Infection correct answersAny place where pathogens can thrive in sufficient numbers to pose a threat Susceptible Host correct answersPatient whose natural resistance to infection is diminished Pathogen correct answersMicroorganisms that cause disease What are ...

indicator number correct answershow much radiation was absorbed into the phosphors image stitching correct answersstitching together multiple images - useful for scoliosis studies of the spine, long bone studies or angiographic imaging of peripheral vasculature. - to view as a single image. image annotation correct answersallow the technologist to inset preset text or manual text on the image contrast resolution (digital) correct answersAbility to distinguish anatomic structures having ...

. What type of current is required for proper operation of the x-ray tube? correct answersDirect Electromagnetic radiation travels: correct answersIn waves along a straight path Frequency is defined as: correct answersThe number of waves passing a point per unit time Wavelength is defined as the distance from: correct answersPeak to peak of the wave Wavelength and frequency are: correct answersInversely proportional to each other The x-ray beam changes as it travels through the pa...